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V. Complete the following sentences choosing the best answer a, b, or c according

to the text.

1. Plywood is …

a) a solid softwood material;

b) constructed with any number of layers;

c) a wood-based composite material.

2. The properties of plywood depend on …

  1. the quality of the veneer used only;

  2. nearly equal properties both along the length of the panel and width;

  3. the quality of the different layers of veneer, order of layer placement, adhesive used, and control of bonding conditions.

3. There are two classes of plywood …

  1. 1) construction and industrial, and 2) hardwood and decorative;

  2. 1) peeler logs, and 2) peeler blocks;

  3. 1) construction, and 2) industrial.

4. The wet veneer is then …

  1. brought to a veneer-cutting lathe;

  2. dried in the steam- heated conveyor-drier;

  3. taken to the layup area.

5. Adhesive is applied …

  1. into plywood by hand or machine, or a combination of both;

  2. in the pressing area;

  3. to veneers in the layup area by spray, curtain coating, roller coating.

6. Panels are first subjected to cold pre-pressing …

  1. to reduce the moisture content to the desired level;

  2. to flatten the veneers;

  3. to take the dried material to the layup area.

VI. Match the words in column a with the words in column b to make word

combinations and translate them.

A B

      1. wood-based a) lathe

      2. bonding b) ply

      3. adjacent c) log

      4. bonding d) composite material

      5. veneer-cutting e) sheet

      6. low-grade f) area

      7. face g) machine

      8. cabinet h) layer

      9. peeler i) coating

10. construction j) plywood

11. decorative k) sawlog

12. sanding l) agent

13. layup m) panel

14. roller n) plywood

15. core o) pre-pressing

16. cold p) conditions

VII. Use the word combinations from exercise VI in the following sentences.

1. Plywood belongs to the class of _____ .

2. Plywood is a flat panel which is made of sheets of veneer called plies,

united under pressure by _____ to create a panel.

3. Plywood is always constructed with an odd number of layers with the

grain direction of _____ oriented perpendicular to one another.

4. Today, plywood is made from _____ or _____ .

5. The inner plies are called core and its grain is at the right angle to the

grain of the _____ .

6. Hardwood and _____ is normally used for decorative wall panels

and for furniture and _____ where appearance is more important than

strength.

7. The heated blocks are then brought to a _____ .

8. The dried material is taken to the _____ .

9. The _____ are coated evenly with adhesive on both sides.

10. Panels are first subjected to _____ to flatten the veneers.